110g/4oz caster sugar
good pinch cinnamon
150g/5oz dark chocolate (75 per cent cocoa solids)
9 slices, each 5mm/录in thick, good-quality white bread, one day old, taken from a
75g/3oz butter
double cream, well chilled
3 eggs
425ml/15fl oz whipping cream
large loaf
4 tbsp dark rum